# Available conditions
> Talon.One offers the following conditions. Use them to create rules that match your specific use case.
> For the complete documentation index, see [llms.txt](https://docs.talon.one/llms.txt).
## Attribute conditions
| Condition name | Description |
| ---------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Check attribute value | Checks the value of an attribute. For example, the total cart value is greater than $200. |
| Check if attribute exists | Checks if a given custom attribute, such as , is set. |
| Check attribute anniversary | Checks if the anniversary of a time attribute is within a defined period before and after the session. The condition checks the time attribute without taking the year into account. For example, if is 1997-10-07, the condition only checks for October 7th each year.If the value is February 29th in a leap year, the condition checks for March 1st for all non-leap years. |
:::note
For attributes of type `string`, the following applies:
- The **matches RegExpr** operator allows you to match against a regular expression. The Rule Builder supports regular expressions according to the [RE2 specification](https://github.com/google/re2/wiki/Syntax).
- The **starts with**, **ends with**, and **contains** operators allow you to match against another string. Note that if you provide an empty string, the condition always passes:
- `foo` starts and ends with an empty string.
- `foo` contains an empty string at every position.
:::
## Audience conditions
| Condition name | Description |
| ---------------------------- | ------------------------------------------------------------------------ |
| Is member of an audience | Checks if the current customer is a member of the selected audience. |
| Is not member of an audience | Checks if the current customer is not a member of the selected audience. |
| Has joined an audience | Checks if the current customer has joined the selected audience. |
| Has left an audience | Checks if the current customer has left the selected audience. |
Learn more about [audiences](/docs/product/audiences/overview).
:::important
The **Has joined an audience** and **Has left an audience** conditions only trigger when you send a
request to the [Update customer profile](/integration-api#tag/Customer-profiles/operation/updateCustomerProfileV2) endpoint.
They do **not** trigger when you do the following:
- Send a request to the [Update customer session](/integration-api#tag/Customer-sessions/operation/updateCustomerSessionV2) endpoint.
- Upload a CSV file with a list of audience members.
- Update audience information via [the API](/integration-api#tag/Audiences).
:::
## Coupon conditions
:::note
The feature must be [enabled in the campaign](/docs/product/campaigns/settings/manage-campaign-features).
:::
| Condition name | Description |
| ----------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Coupon can be created | Checks if the budget still allows coupon creation for the current user. This condition is to be used in rules without a Create coupon code effect. |
| Coupon code is valid | Checks if the coupon code is valid. If it is, the coupon code is automatically redeemed when the rule is triggered. |
| Coupon code is valid (without redemption) | Checks if the coupon code is valid. If it is and the rule is triggered, the coupon code is not redeemed. |
## Event conditions
| Condition name | Description |
| --------------------------------------------- | ---------------------------------------------------------------------- |
| Check for event types and custom event values | Checks the value of a custom event or whether a built-in event exists. |
Learn more about the event [entity](/docs/dev/concepts/entities/events.md).
## Loyalty conditions
:::note
The feature must be [enabled in the campaign](/docs/product/campaigns/settings/manage-campaign-features).
:::
| Condition name | Description |
| -------------------------- | -------------------------------------------------------------------------------------------------------- |
| Check customer's tier | Checks if the customer's tier is the selected tier. |
| Loyalty card is valid | Checks if the [loyalty card](/docs/product/loyalty-programs/card-based/card-based-overview.md) is valid. |
| Loyalty card is registered | Checks if the loyalty card is registered by a customer. |
## Group conditions
| Condition name | Description |
| ---------------------------- | -------------------------------------------------------------- |
| Create a group of conditions | Groups multiple conditions to create advanced condition logic. |
## Referral conditions
:::note
The feature must be [enabled in the campaign](/docs/product/campaigns/settings/manage-campaign-features).
:::
| Condition name | Description |
| ------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------- |
| Referral code is valid | Checks if the referral code is valid. If it is, the referral code is automatically redeemed when the rule is triggered. |
| Referral code is valid (without redemption) | Checks if the referral code is valid. If it is and the rule is triggered, the referral code is not redeemed. |
## Achievement conditions
:::note
The feature must be [enabled in the campaign](/docs/product/campaigns/settings/manage-campaign-features).
:::
| Condition name | Description |
| ----------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Has completed an achievement | Checks if the current customer has completed an achievement in the current session. |
| Check customer progress in an achievement | Checks the current customer's progress status in an achievement. The progress status can be one of the following: Not startedIn progressCompletedExpired (not shown for recurring achievements) |
Learn more about the achievement [entity](/docs/dev/concepts/entities/achievements).
## Budget conditions
| Condition name | Description |
| -------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Check if budget limit has been reached | Checks if a specific budget has reached its limit. This condition does not check the [referral redemptions](/docs/product/campaigns/settings/manage-campaign-budgets.md#referral-limits) or [coupon redemptions](/docs/product/campaigns/settings/manage-campaign-budgets.md#coupon-limits) limits. We recommend you enable partial discounts in your Application before using the condition. |
## Related pages
- [Manage campaign features](/docs/product/campaigns/settings/manage-campaign-features.md)
- [Create a basic discount](/docs/product/tutorials/coupons/basic-discount.md)